Fixed warnings

rpdata-ui/src/common/List.js

@@ -41,7 +41,7 @@ export function Item({link, name, icon, author, description, tags, fictionalDate
 
 function ItemMeta({kind, value, className}) {
   // Hide empty fields
-  if (value == null || value == "") {
+  if (value == null || value === "") {
     return null
   }
   
@@ -62,5 +62,9 @@ function ItemMeta({kind, value, className}) {
     case "author": {
       return <div className="author color-menu">{value}</div>
     }
+
+    default: {
+      return null;
+    }
   }
 }